ChaosBot Rust backdoor using Discord C2 and phishing delivery
Malware Activity
Summary
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ChaosBot is a newly disclosed Rust-based backdoor that gives operators reconnaissance and arbitrary command execution on compromised hosts, increasing the risk of full remote control. The malware was first detected in late September 2025 inside a financial services customer environment and relies on Discord C2 to receive instructions. It can also be delivered through phishing messages carrying a malicious LNK file, broadening its infection paths.
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Timeline
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13.10.2025 08:12 2 articles · 8mo ago
Initial report: ChaosBot Rust backdoor using Discord C2 and phishing delivery
Initial DisclosureIn **late September 2025**, ChaosBot was first detected in a **financial services** customer environment after attackers reused **compromised Cisco VPN** credentials and an over-privileged **Active Directory** account to run **WMI** commands. That foothold enabled deployment of the backdoor and established **Discord-based** remote control.
Show sources
- New Rust-Based Malware "ChaosBot" Uses Discord Channels to Control Victims' PCs — thehackernews.com — 13.10.2025 08:12
- New Rust-Based Malware "ChaosBot" Uses Discord Channels to Control Victims' PCs — thehackernews.com — 13.10.2025 08:12